Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBAUzFP38rA3/keOJeL9sTQvgQ3KRXz6BRoO4lPUT26tS6rdxN5N6HLpF+D… (1,748 chars)"
  }
}